Issue #3296098 by catch, finnsky, smustgrave: Removal :tabbable usage in dialog.js

core/lib/Drupal/Core/Ajax/OpenDialogCommand.php

core/lib/Drupal/Core/Ajax/OpenOffCanvasDialogCommand.php

core/misc/dialog/dialog.jquery-ui.js

core/misc/dialog/dialog.js

core/modules/ckeditor5/ckeditor5.ckeditor5.yml

core/modules/editor/js/editor.js

core/modules/media_library/src/MediaLibraryUiBuilder.php

...es/dialog_renderer_test/src/Controller/TestController.php

.../system/tests/src/Functional/Ajax/OffCanvasDialogTest.php

...odules/views_test_modal/src/Controller/TestController.php

core/modules/views_ui/src/Form/Ajax/ViewsFormBase.php

...Drupal/Tests/Core/Ajax/OpenOffCanvasDialogCommandTest.php